31994768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{797}}^1$

素因数の和:1011

約数の個数: 40

約数和(自身を含む): 67188408

約数和(自身を除く): 35193640

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 193, 208, 386, 772, 797, 1544, 1594, 2509, 3088, 3188, 5018, 6376, 10036, 10361, 12752, 20072, 20722, 40144, 41444, 82888, 153821, 165776, 307642, 615284, 1230568, 1999673, 2461136, 3999346, 7998692, 15997384, 31994768]

約数ペア:

[(1, 31994768), (2, 15997384), (4, 7998692), (8, 3999346), (13, 2461136), (16, 1999673), (26, 1230568), (52, 615284), (104, 307642), (193, 165776), (208, 153821), (386, 82888), (772, 41444), (797, 40144), (1544, 20722), (1594, 20072), (2509, 12752), (3088, 10361), (3188, 10036), (5018, 6376)]